constant LANGUAGE_TYPE_CONTENT

hook_language_switch_links_alter in modules/system/language.api.php

Perform alterations on language switcher links.

language_fallback_get_candidates in includes/language.inc

Returns the possible fallback languages ordered by language weight.

language_types_get_default in includes/bootstrap.inc

Returns a list of the built-in language types.

locale_language_negotiation_info in modules/locale/locale.module

Implements hook_language_negotiation_info().

LocaleLanguageNegotiationInfoFunctionalTest::testInfoAlterations in modules/locale/tests/locale.test

Tests alterations to language types/negotiation info.

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